[商管] 统计卜氏分配

楼主: skyblue15451 (Nash)   2018-01-30 21:41:03
各位前辈好,解历届时卡在这题,烦请前辈指点一下,先在此谢谢各位。
http://i.imgur.com/YLzRtlN.jpg
作者: isay37is21 (把手在空中甩)   2018-02-02 21:59:00
(a)po(1)=e^-1.1^x/x!givenx=1(B) po(2)=e^-2.2^x/x!givenx=1乘po(2)=e^-2.2^x/x!givenx=2
楼主: skyblue15451 (Nash)   2018-02-04 06:21:00
谢谢前辈指点

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